[PATCH/RFC 3/6] drivers: firmware: psci: Implement shallow suspend mode
Geert Uytterhoeven
geert at linux-m68k.org
Tue Feb 21 10:23:42 PST 2017
Hi Mark,
On Tue, Feb 21, 2017 at 7:18 PM, Mark Rutland <mark.rutland at arm.com> wrote:
>> On top of that, the Linux PM subsystem allows to configure wakeup by writing
>> "enabled" to a device's "wakeup" file in sysfs. Or you can use ethtool for
>> Wake-on-LAN.
>
> Sure; userspace can always do something silly here.
Not that silly: you can wake up using these sources, but not necessarily from
all states.
> As I mentioned in my other reply, we could/should add an interface to
> allow userspace to determine if it has a guaranteed wakeup, which would
> allow us to do the right thing.
Right.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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